18796005

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{8887}}^1$

素因数の和:8945

約数の個数: 24

約数和(自身を含む): 33276672

約数和(自身を除く): 14480667

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 8887, 26661, 44435, 79983, 133305, 399915, 417689, 1253067, 2088445, 3759201, 6265335, 18796005]

約数ペア:

[(1, 18796005), (3, 6265335), (5, 3759201), (9, 2088445), (15, 1253067), (45, 417689), (47, 399915), (141, 133305), (235, 79983), (423, 44435), (705, 26661), (2115, 8887)]